diff options
Diffstat (limited to 'drivers/usb/core/hcd.h')
| -rw-r--r-- | drivers/usb/core/hcd.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/usb/core/hcd.h b/drivers/usb/core/hcd.h index 28055f95645b..ac451fa7e4d2 100644 --- a/drivers/usb/core/hcd.h +++ b/drivers/usb/core/hcd.h | |||
| @@ -339,11 +339,11 @@ extern int usb_check_bandwidth (struct usb_device *dev, struct urb *urb); | |||
| 339 | * to preallocate bandwidth) | 339 | * to preallocate bandwidth) |
| 340 | */ | 340 | */ |
| 341 | #define USB2_HOST_DELAY 5 /* nsec, guess */ | 341 | #define USB2_HOST_DELAY 5 /* nsec, guess */ |
| 342 | #define HS_NSECS(bytes) ( ((55 * 8 * 2083)/1000) \ | 342 | #define HS_NSECS(bytes) ( ((55 * 8 * 2083) \ |
| 343 | + ((2083UL * (3167 + BitTime (bytes)))/1000) \ | 343 | + (2083UL * (3 + BitTime(bytes))))/1000 \ |
| 344 | + USB2_HOST_DELAY) | 344 | + USB2_HOST_DELAY) |
| 345 | #define HS_NSECS_ISO(bytes) ( ((38 * 8 * 2083)/1000) \ | 345 | #define HS_NSECS_ISO(bytes) ( ((38 * 8 * 2083) \ |
| 346 | + ((2083UL * (3167 + BitTime (bytes)))/1000) \ | 346 | + (2083UL * (3 + BitTime(bytes))))/1000 \ |
| 347 | + USB2_HOST_DELAY) | 347 | + USB2_HOST_DELAY) |
| 348 | #define HS_USECS(bytes) NS_TO_US (HS_NSECS(bytes)) | 348 | #define HS_USECS(bytes) NS_TO_US (HS_NSECS(bytes)) |
| 349 | #define HS_USECS_ISO(bytes) NS_TO_US (HS_NSECS_ISO(bytes)) | 349 | #define HS_USECS_ISO(bytes) NS_TO_US (HS_NSECS_ISO(bytes)) |